INGREDIENTS
1
Egg, large
1 tbsp
Vanilla bean paste
1 cup
All-purpose flour
1/2 tsp
Baking powder
1 tsp
Baking soda
1/3 cup
Cocoa powder
1 cup
Granulated sugar
1/2 tsp
Kosher salt
3 cups
Powdered sugar
1 pinch
Salt
1 1/2 tsp
Vanilla extract, pure
1/4 cup
Vegetable oil
1/2 cup
Coffee, strong black hot
1 cup
Butter, unsalted
1/2 cup
Buttermilk
2 tbsp
Heavy cream